component
LM4950TS
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Texas Instruments Audio Amplifiers, TO-263-9. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# LM4950TS++**Texas Instruments** · Audio Amplifiers · TO-263-9++LM4950TS from Texas Instruments, in a TO-263-9. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VINA | input | Channel A audio input; input voltage range is -0.3V to 9.5V. |+| 2 | SHUTDOWN | input | Active-low shutdown input; high threshold is 2.0V min, low threshold is 0.4V max, input range -0.3V to 9.5V. |+| 3 | VOUTA | output | Channel A amplifier output; voltage range is -0.3V to VDD + 0.3V. |+| 4 | GND | power_in | Ground reference for all voltages; supply voltage is referenced to pins 4 and 5. |+| 5 | GND | power_in | Ground reference for all voltages; supply voltage is referenced to pins 4 and 5. |+| 6 | VDD | power_in | Positive supply; operating range 9.6V to 16V, absolute maximum 18.0V referenced to GND. |+| 7 | VOUTB | output | Channel B amplifier output; voltage range is -0.3V to VDD + 0.3V. |+| 8 | BYPASS | passive | Bypass pin for the half-supply reference, with an external capacitor (CB = 10µF used for the 440ms wake-up time); input range -0.3V to 9.5V. |+| 9 | VINB | input | Channel B audio input; input voltage range is -0.3V to 9.5V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TO-263-9 |+| Category | Amplifiers/Comparators |+| Pins | 9 |++## CAD (KiCad official)++- Symbol: `LM4950TS`+- Footprint: `Package_TO_SOT_SMD:TO-263-9_TabPin5`+- 3D model: TO-263-9 (KiCad packages3D, STEP)+- 3D model files: `lm4950ts-etched.step` / `lm4950ts-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm4950ts.step` / `lm4950ts.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/lm4950) (32 pp, sha256 `bbf077f112cc51c1`, retrieved 2026-10-03, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/lm4950ts-datasheet.pdf)
page.jsonadded+167@@ -0,0 +1,167 @@+{+ "slug": "lm4950ts",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Audio Amplifiers, TO-263-9. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "lm4950ts",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm4950ts.kicad_sym",+ "lm4950ts.kicad_mod",+ "lm4950ts.glb",+ "lm4950ts.step",+ "lm4950ts.lbr",+ "docs/hero.png",+ "docs/lm4950ts-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lm4950ts-hero.glb",+ "lm4950ts-hero.overlay.json"+ ],+ "component": {+ "mpn": "LM4950TS",+ "manufacturer": "Texas Instruments",+ "package": "TO-263-9",+ "pin_count": 9,+ "category": "Amplifiers/Comparators",+ "subcategory": "Audio Amplifiers",+ "datasheet": "https://www.ti.com/cn/lit/gpn/lm4950",+ "parts": {+ "symbol": "lm4950ts.kicad_sym",+ "footprint": "lm4950ts.kicad_mod",+ "model_3d": "lm4950ts-hero.glb",+ "model_3d_plain": "lm4950ts.glb",+ "model_3d_step": "lm4950ts-etched.step",+ "model_3d_step_plain": "lm4950ts.step",+ "lbr": "lm4950ts.lbr"+ },+ "distributor_links": {+ "lcsc": 2877268,+ "digikey": "296-49736-ND",+ "mouser": "926-LM4950TS"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T05:29:49Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-49736-ND",+ "status": "found",+ "lifecycle": "Obsolete"+ },+ "mouser": {+ "pn": "926-LM4950TS",+ "status": "found",+ "lifecycle": "End of Life"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VINA",+ "type": "input",+ "description": "Channel A audio input; input voltage range is -0.3V to 9.5V."+ },+ {+ "number": "2",+ "name": "SHUTDOWN",+ "type": "input",+ "description": "Active-low shutdown input; high threshold is 2.0V min, low threshold is 0.4V max, input range -0.3V to 9.5V."+ },+ {+ "number": "3",+ "name": "VOUTA",+ "type": "output",+ "description": "Channel A amplifier output; voltage range is -0.3V to VDD + 0.3V."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for all voltages; supply voltage is referenced to pins 4 and 5."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for all voltages; supply voltage is referenced to pins 4 and 5."+ },+ {+ "number": "6",+ "name": "VDD",+ "type": "power_in",+ "description": "Positive supply; operating range 9.6V to 16V, absolute maximum 18.0V referenced to GND."+ },+ {+ "number": "7",+ "name": "VOUTB",+ "type": "output",+ "description": "Channel B amplifier output; voltage range is -0.3V to VDD + 0.3V."+ },+ {+ "number": "8",+ "name": "BYPASS",+ "type": "passive",+ "description": "Bypass pin for the half-supply reference, with an external capacitor (CB = 10µF used for the 440ms wake-up time); input range -0.3V to 9.5V."+ },+ {+ "number": "9",+ "name": "VINB",+ "type": "input",+ "description": "Channel B audio input; input voltage range is -0.3V to 9.5V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin 8 (BYPASS) designated with signal-level voltage limits (0–9.5V) despite bypass nomenclature sugg"+ ],+ "pages_sent": 7,+ "cost_usd": 0.1173,+ "at": "2026-10-03T05:29:27"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lm4950",+ "pages": 32,+ "sha256": "bbf077f112cc51c1",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 9,+ "described": 9,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}